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MERSEN FUSE CC6,621 CP GRB 27.60 32 CC6,621CPGRB27.60/32
Mersen P076304 Protistor high-speed cylindrical semiconductor fuse-link with a 32 A current rating, 660 V DC IEC voltage rating, 27 x 60 mm gR fuse format and integrated striker.
£68.24
Why Choose the Mersen P076304 High-Speed Semiconductor Fuse?
The Mersen P076304 is a high-performance Protistor® high-speed cylindrical fuse-link designed to protect sensitive semiconductor components against damaging short-circuit currents. Identified by catalogue number FD27GB66V32T, it forms part of Mersen’s 27 × 60 mm gR (gRB) range developed for demanding DC power and railway auxiliary applications.
This fuse-link provides extremely fast and current-limiting fault interruption, helping to reduce the electrical and thermal energy reaching protected components. Its low I²t characteristics and reduced power losses help minimise semiconductor damage while supporting dependable performance and a long operating life.
With a rated current of 32 A, an IEC voltage rating of 660 V DC and a compact 27 × 60 mm cylindrical format, the Mersen P076304 is suitable for railway power equipment, converters, rectifiers and industrial DC circuits. Its integrated striker provides clear fuse-operation indication for quicker fault identification and maintenance.
Key Advantages
- High-speed fuse-link designed for semiconductor protection.
- 32 A rated current for demanding DC power circuits.
- 660 V DC IEC voltage rating.
- Low I²t performance helps minimise damage to protected components.
- Extremely current-limiting operation supports rapid fault clearance.
- Integrated mechanical striker simplifies fuse-status identification.
Key Features
- Mersen Protistor® semiconductor fuse range.
- FD27GB66V32T catalogue number.
- 32 A rated current.
- 660 V DC rated voltage.
- gR operating class with gRB design characteristics.
- Compact 27 × 60 mm cylindrical fuse-link format.
- Extremely fast-acting and current-limiting performance.
- Integrated mechanical striker indication.
- Designed for elevated operating temperatures.
- RoHS-compliant construction.
Reliable Protection for Modern DC Equipment
Power semiconductor devices can be permanently damaged by short-circuit currents that develop within milliseconds. High-speed fuse-links such as the Mersen P076304 interrupt these faults rapidly, limiting the energy reaching sensitive components such as diodes, thyristors, rectifiers and power conversion assemblies.
The Mersen Protistor® DC range is developed to meet the improved protection requirements of modern electrical equipment. Its low I²t characteristics, reduced watt losses, strong cycling capability and suitability for elevated operating temperatures support reliable performance in demanding railway and industrial DC systems.
Typical Applications
- Railway power circuits.
- Railway auxiliary electrical systems.
- Industrial DC power supplies.
- Power converters and rectifiers.
- Semiconductor protection circuits.
- Battery charging and energy systems.
Technical Specifications
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| Device Type | Fuse link | |
|---|---|---|
| Fuse Type | Cylindrical, Semiconductor | |
| Fuse Size | 27x60 mm | |
| Fuse Class | gR | |
| Current | 32 A | |
| Voltage | 660 V | |
| Manufacturer | Mersen | |
| Series | Protistor® 27 × 60 gR (gRB), 660 VDC | |
| Model | P076304 | |
| Catalogue number | FD27GB66V32T | |
| Alternative reference | CC6,621 CP GRB 27.60/32 | |
| Product type | High-speed cylindrical semiconductor fuse-link | |
| Operating class | gR | |
| Design characteristic | gRB | |
| Rated current | 32 A | |
| Rated voltage | 660 V DC | |
| Electrical system | DC | |
| Fuse size | 27 × 60 mm | |
| Body type | Cylindrical | |
| Mounting type | Compatible fuse holder or fuse clips | |
| Indication system | Yes | |
| Indicator type | Mechanical striker | |
| EAN / UPC | 3605340016413 | |
| RoHS compliant | Yes | |
| Weight | Approx. 0.083 kg | |
| HS Code | 85361050 | |
| Country of Manufacture | France |
Frequently Asked Questions
What is the Mersen P076304 used for?
The Mersen P076304 provides high-speed short-circuit protection for sensitive semiconductor devices used in railway, industrial and auxiliary DC power circuits.
What is the current rating of the P076304?
The fuse-link has a rated current of 32 A.
What voltage is the Mersen P076304 rated for?
The P076304 has an IEC rated operating voltage of 660 V DC.
What size is the Mersen P076304?
The fuse-link has a cylindrical 27 × 60 mm format for installation in compatible fuse holders or clips.
Does the P076304 include an operating indicator?
Yes. It includes an integrated mechanical striker that indicates when the fuse-link has operated.
Trusted for Critical Semiconductor Protection
Mersen Protistor® high-speed fuse-links are widely used in demanding DC power systems where rapid fault interruption, low let-through energy and reliable semiconductor protection are essential.
